Content Provider
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
9,071
DataCite Metadata Store (German National Library of Science and Technology)
2,612
IEEE Publications (via Crossref)
2,506
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
2,098
Zenodo
758
SPIE Publications (via Crossref)
706
German Aerospace Center: elib - DLR electronic library
605
Digital.CSIC (Spanish National Research Council)
531
AIP Publishing
499
GFZpublic (German Research Centre for Geosciences, Helmholtz-Zentrum Potsdam)
499
IEEE Publications
283
Atlantis Press (via Crossref)
198
Hereon Publications (Helmholtz-Zentrum)
174
Frontiers: Figshare
130
The Open University: Open Research Online (ORO)
130
Instituto Español de Oceanografía: e-IEO
122
Unknown
104
Università degli studi della Tuscia: Unitus DSpace
101
ScholarsArchive@OSU (Oregon State University)
96
Università degli Studi di Messina: IRIS
91
Cardiff University: ORCA (Online Research @ Cardiff)
89
University of Glasgow: Enlighten - Publications
89
NORA (National aggregator of open repositories of Russian universities)
88
Nova Southeastern University: NSU Works
79
University of Southampton: e-Prints Soton
75
Indiana University: Digital Library of the Commons (DLC)
70
Max Planck Society: MPG.PuRe
67
ACM Publications (Association for Computing Machinery - via Crossref)
65
Pohang University of Science and Technology (POSTECH): Open Access System for Information Sharing (OASIS)
64
Università Politecnica delle Marche: IRIS
61
Munich University of Technology (TUM): mediaTUM
60
Swinburne University of Technology: Swinburne Research Bank
53
ORA - Oxford University Research Archive
52
University of Tasmania: UTas ePrints
51
Kazan Federal University Digital Repository
50
ScholarWorks@UNIST (Ulsan National Institute of Science and Technology)
50
IRInSubria - Institutional Repository Insubria (Università degli Studi dell’Insubria)
49
Australian National University: ANU Digital Collections
47
Smithsonian Institution: Figshare
47
National Technical University of Athens (NTUA): DSpace
44
National University of Singapore: ScholarBank@NUS
43
Siberian Federal University: Archiv Elektronnych SFU
38
Curtin University: espace
37
ASCE Publications (American Society of Civil Engineers)
33
Digital Commons University of South Florida (USF)
33
University of South Florida St. Petersburg: Digital USFSP
33
Sapienza Università di Roma: CINECA IRIS
32
DRO - Deakin Research Online
30
University of Strathclyde Glasgow: Strathprints
30
Università Ca’ Foscari Venezia: ARCA (Archivio Istituzionale della Ricerca)
30
more ...